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                        MXY整理版Python基础
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            <span><b>1.</b> Python的安装和简介</span>
            
            
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                            <b>1.3.</b>
                        
                        第一个Python程序
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            <span><b>2.</b> Python的基本语法</span>
            
            
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                        注释及语句分类
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                        命名方式和关键字
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            <span><b>3.</b> Python的变量及数据类型</span>
            
            
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                            <b>3.1.</b>
                        
                        变量
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                            <b>3.2.</b>
                        
                        数据类型
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                            <b>3.3.</b>
                        
                        数据类型转换
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                            <b>3.4.</b>
                        
                        数据类型转换
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            <span><b>4.</b> Python的流程控制</span>
            
            
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                            <b>4.1.</b>
                        
                        顺序结构和分支结构
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                            <b>4.2.</b>
                        
                        循环结构
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            <span><b>5.</b> 函数及作用域</span>
            
            
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                            <b>5.1.</b>
                        
                        函数
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                            <b>5.2.</b>
                        
                        函数文档
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                            <b>5.3.</b>
                        
                        变量的作用域
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                        内部函数和闭包操作
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                            <b>5.5.</b>
                        
                        lambda表达式
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                            <b>5.6.</b>
                        
                        高阶函数
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            <span><b>6.</b> 内置函数及操作</span>
            
            
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                            <b>6.1.</b>
                        
                        字符串相关
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                            <b>6.2.</b>
                        
                        format格式字符串
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                            <b>6.3.</b>
                        
                        内建函数
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                            <b>6.4.</b>
                        
                        列表
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                            <b>6.5.</b>
                        
                        元组
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                            <b>6.6.</b>
                        
                        字典
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                            <b>6.7.</b>
                        
                        集合
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                            <b>6.8.</b>
                        
                        文件操作
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            <span><b>7.</b> 常用的模块</span>
            
            
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                            <b>7.1.</b>
                        
                        String模块
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                            <b>7.2.</b>
                        
                        math模块
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                            <b>7.3.</b>
                        
                        OS模块
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                            <b>7.4.</b>
                        
                        zipfile模块
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        <li class="chapter " data-level="7.5" data-path="home/7.常用模块/5.tarfile模块.html">
            
                
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                            <b>7.5.</b>
                        
                        tarfile模块
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                            <b>7.6.</b>
                        
                        shutil模块
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        <li class="chapter " data-level="7.7" data-path="home/7.常用模块/7.时间相关模块.html">
            
                
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                            <b>7.7.</b>
                        
                        时间相关模块
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        <li class="chapter " data-level="8" >
            
            <span><b>8.</b> 面向对象</span>
            
            
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                            <b>8.1.</b>
                        
                        类和对象-上
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                            <b>8.2.</b>
                        
                        类和对象-下
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        <li class="chapter " data-level="8.3" data-path="home/8.面向对象/3.魔术方法.html">
            
                
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                            <b>8.3.</b>
                        
                        魔术方法
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                            <b>8.4.</b>
                        
                        装饰器
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                            <b>8.5.</b>
                        
                        抽象类
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                            <b>8.6.</b>
                        
                        错误和异常处理
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        <li class="chapter " data-level="8.7" data-path="home/8.面向对象/7.模块和包.html">
            
                
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                            <b>8.7.</b>
                        
                        模块和包
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        <li class="chapter " data-level="9" >
            
            <span><b>9.</b> tkinter模块</span>
            
            
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        <li class="chapter " data-level="9.1" data-path="home/9.tkinter模块/tkinter模块.html">
            
                
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                            <b>9.1.</b>
                        
                        tkinter模块
                    </a>
            
            
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        <li class="chapter " data-level="10" data-path="home/10.网络编程/1.网络编程.html">
            
                
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                            <b>10.</b>
                        
                        网络编程
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        <li class="chapter " data-level="10.1" data-path="home/10.网络编程/2.TCP编程.html">
            
                
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                            <b>10.1.</b>
                        
                        TCP编程
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        <li class="chapter " data-level="10.2" data-path="home/10.网络编程/3.UDP编程.html">
            
                
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                            <b>10.2.</b>
                        
                        UDP编程
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        <li class="chapter " data-level="11" data-path="home/11.多任务/多任务原理.html">
            
                
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                            <b>11.</b>
                        
                        多任务
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        <li class="chapter " data-level="11.1" data-path="home/11.多任务/1.多进程实现多任务.html">
            
                
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                            <b>11.1.</b>
                        
                        多进程实现多任务
                    </a>
            
            
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        <li class="chapter " data-level="11.2" data-path="home/11.多任务/2.多线程实现多任务.html">
            
                
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                            <b>11.2.</b>
                        
                        多线程实现多任务
                    </a>
            
            
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        <li class="chapter " data-level="11.3" data-path="home/11.多任务/3.协程实现多任务.html">
            
                
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                            <b>11.3.</b>
                        
                        协程实现多任务
                    </a>
            
            
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        </li>
    
        <li class="chapter " data-level="12" >
            
            <span><b>12.</b> Python实战项目</span>
            
            
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        <li class="chapter " data-level="12.1" data-path="home/12.Python实战项目/1.简易计算器.html">
            
                
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                            <b>12.1.</b>
                        
                        简易计算器
                    </a>
            
            
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        <li class="chapter " data-level="12.2" data-path="home/12.Python实战项目/2.自动售货机.html">
            
                
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                            <b>12.2.</b>
                        
                        自动售货机
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                            <b>12.3.</b>
                        
                        银行项目
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                            <b>12.4.</b>
                        
                        简单的登录注册
                    </a>
            
            
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        <li class="chapter " data-level="12.5" data-path="home/12.Python实战项目/5.双色球.html">
            
                
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                            <b>12.5.</b>
                        
                        双色球
                    </a>
            
            
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                            <b>12.6.</b>
                        
                        python垃圾回收机制
                    </a>
            
            
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                            <b>12.7.</b>
                        
                        turtle画国旗
                    </a>
            
            
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                            <b>12.8.</b>
                        
                        turtle画小猪佩奇
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                            <b>12.9.</b>
                        
                        turtle画个表
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                        <h1 id="&#x8FD0;&#x7B97;&#x548C;&#x8FD0;&#x7B97;&#x7B26;">&#x8FD0;&#x7B97;&#x548C;&#x8FD0;&#x7B97;&#x7B26;</h1>
<hr>
<p><strong>&#x8FD0;&#x7B97;</strong>&#xFF1A; &#x7531;&#x4E00;&#x4E2A;&#x4EE5;&#x4E0A;&#x7684;&#x503C;&#x7ECF;&#x8FC7;&#x53D8;&#x5316;&#x5F97;&#x5230;&#x65B0;&#x503C;&#x5F97;&#x8FC7;&#x7A0B;&#xFF0C;&#x5C31;&#x662F;&#x8FD0;&#x7B97;&#x3002;</p>
<p><strong>&#x8FD0;&#x7B97;&#x7B26;</strong>&#xFF1A; &#x7528;&#x4E8E;&#x8FD0;&#x7B97;&#x7684;&#x7B26;&#x53F7;&#xFF0C;&#x5C31;&#x662F;&#x8FD0;&#x7B97;&#x7B26;</p>
<hr>
<h2 id="&#x7B97;&#x672F;&#x8FD0;&#x7B97;&#x7B26;">&#x7B97;&#x672F;&#x8FD0;&#x7B97;&#x7B26;</h2>
<pre><code>**        &#x5E42;&#x8FD0;&#x7B97;&#xFF08;&#x6700;&#x9AD8;&#x4F18;&#x5148;&#x7EA7;&#xFF09;
*        &#x4E58;&#x6CD5;&#x8FD0;&#x7B97;
/        &#x9664;&#x6CD5;&#x8FD0;&#x7B97;
//        &#x53D6;&#x5546;&#x8FD0;&#x7B97;&#xFF08;&#x5730;&#x677F;&#x9664;&#xFF09;
%        &#x53D6;&#x4F59;&#x8FD0;&#x7B97;
+        &#x52A0;&#x6CD5;&#x8FD0;&#x7B97;
-        &#x51CF;&#x6CD5;&#x8FD0;&#x7B97;
</code></pre><hr>
<h2 id="&#x6BD4;&#x8F83;&#x8FD0;&#x7B97;&#x7B26;&#xFF08;&#x5173;&#x7CFB;&#x8FD0;&#x7B97;&#x7B26;&#xFF09;">&#x6BD4;&#x8F83;&#x8FD0;&#x7B97;&#x7B26;&#xFF08;&#x5173;&#x7CFB;&#x8FD0;&#x7B97;&#x7B26;&#xFF09;</h2>
<pre><code>&lt;=        &#x5C0F;&#x4E8E;&#x7B49;&#x4E8E;
&gt;=        &#x5927;&#x4E8E;&#x7B49;&#x4E8E;
&lt;        &#x5C0F;&#x4E8E;
&gt;        &#x5927;&#x4E8E;
==        &#x7B49;&#x4E8E;
!=        &#x4E0D;&#x7B49;&#x4E8E;
</code></pre><hr>
<h2 id="&#x8D4B;&#x503C;&#x8FD0;&#x7B97;&#x7B26;">&#x8D4B;&#x503C;&#x8FD0;&#x7B97;&#x7B26;</h2>
<p>&#x53D8;&#x91CF; = &#x53D8;&#x91CF; &#x64CD;&#x4F5C;&#x7B26; &#x503C; --&gt; &#x53D8;&#x91CF; &#x64CD;&#x4F5C;&#x7B26;= &#x503C;</p>
<pre><code>**=        &#x5E42;&#x8FD0;&#x7B97;&#x8D4B;&#x503C;
*=        &#x4E58;&#x6CD5;&#x8D4B;&#x503C;
/=        &#x9664;&#x6CD5;&#x8D4B;&#x503C;
//=        &#x53D6;&#x5546;&#x8D4B;&#x503C;
%=        &#x53D6;&#x4F59;&#x8D4B;&#x503C;
+=        &#x52A0;&#x6CD5;&#x8D4B;&#x503C;
-=         &#x51CF;&#x6CD5;&#x8D4B;&#x503C;
=        &#x666E;&#x901A;&#x8D4B;&#x503C;
</code></pre><p>&#x6240;&#x6709;&#x8FD0;&#x7B97;&#x8D4B;&#x503C;&#x64CD;&#x4F5C;&#x7684;&#x683C;&#x5F0F;&#x90FD;&#x53EF;&#x4EE5;&#x8F6C;&#x6362;&#x4E3A;[&#x53D8;&#x91CF; = &#x53D8;&#x91CF; &#x8FD0;&#x7B97;&#x7B26; &#x503C;],&#x5982;&#xFF1A;</p>
<pre><code>var /= 5   &#x76F8;&#x5F53;&#x4E8E;   var = var / 5
</code></pre><hr>
<h2 id="&#x903B;&#x8F91;&#x8FD0;&#x7B97;&#x7B26;">&#x903B;&#x8F91;&#x8FD0;&#x7B97;&#x7B26;</h2>
<ol>
<li><p>and &#x903B;&#x8F91;&#x4E0E;&#x8FD0;&#x7B97;(&#x6709;&#x5047;&#x5219;&#x5047;&#xFF1B;&#x4E24;&#x8FB9;&#x4E3A;&#x771F;&#x624D;&#x662F;&#x771F;)</p>
<pre><code class="lang-python"> <span class="hljs-keyword">True</span> <span class="hljs-keyword">and</span> <span class="hljs-keyword">False</span> == <span class="hljs-keyword">False</span>
 <span class="hljs-keyword">True</span> <span class="hljs-keyword">and</span> <span class="hljs-keyword">True</span> == <span class="hljs-keyword">True</span>
 <span class="hljs-keyword">False</span> <span class="hljs-keyword">and</span> <span class="hljs-keyword">False</span> == <span class="hljs-keyword">False</span>
</code></pre>
</li>
<li><p>or &#x903B;&#x8F91;&#x6216;&#x8FD0;&#x7B97;(&#x6709;&#x771F;&#x5219;&#x771F;&#xFF1B;&#x4E24;&#x8FB9;&#x4E3A;&#x5047;&#x624D;&#x662F;&#x5047;)</p>
<pre><code class="lang-python"> <span class="hljs-keyword">True</span> <span class="hljs-keyword">or</span> <span class="hljs-keyword">False</span> == <span class="hljs-keyword">True</span>
 <span class="hljs-keyword">False</span> <span class="hljs-keyword">or</span> <span class="hljs-keyword">False</span> == <span class="hljs-keyword">False</span>
 <span class="hljs-keyword">True</span> <span class="hljs-keyword">or</span> <span class="hljs-keyword">True</span> == <span class="hljs-keyword">True</span>
</code></pre>
</li>
<li><p>not &#x903B;&#x8F91;&#x975E;&#x8FD0;&#x7B97;(&#x771F;&#x53D8;&#x5047;&#xFF0C;&#x5047;&#x53D8;&#x771F;)</p>
<pre><code class="lang-python"> <span class="hljs-keyword">not</span> <span class="hljs-keyword">True</span> == <span class="hljs-keyword">False</span>
 <span class="hljs-keyword">not</span> <span class="hljs-keyword">False</span> == <span class="hljs-keyword">True</span>
</code></pre>
</li>
<li><p>xor &#x903B;&#x8F91;&#x5F02;&#x6216;&#x8FD0;&#x7B97;</p>
<p> &#x4E0D;&#x540C;&#x4E3A;&#x771F;&#xFF0C;&#x76F8;&#x540C;&#x4E3A;&#x5047;
 &#x5728;python&#x4E2D;&#x4E0D;&#x652F;&#x6301;&#x5F02;&#x6216;&#x64CD;&#x4F5C;&#x3002;</p>
<pre><code class="lang-python">
 <span class="hljs-keyword">True</span> xor <span class="hljs-keyword">False</span> == <span class="hljs-keyword">True</span>
 <span class="hljs-keyword">True</span> xor <span class="hljs-keyword">True</span> == <span class="hljs-keyword">False</span>
 <span class="hljs-keyword">False</span> xor <span class="hljs-keyword">False</span> == <span class="hljs-keyword">False</span>
</code></pre>
</li>
</ol>
<hr>
<h2 id="&#x4F4D;&#x8FD0;&#x7B97;&#x7B26;">&#x4F4D;&#x8FD0;&#x7B97;&#x7B26;</h2>
<pre><code class="lang-python">&amp;        &#x6309;&#x4F4D;&#x4E0E;&#x8FD0;&#x7B97;
|        &#x6309;&#x4F4D;&#x6216;&#x8FD0;&#x7B97;
~        &#x6309;&#x4F4D;&#x53CD;&#x8F6C;
^        &#x6309;&#x4F4D;&#x5F02;&#x6216;&#x8FD0;&#x7B97;
&lt;&lt;        &#x5DE6;&#x79FB;            &lt;&lt; <span class="hljs-number">1</span> &#x5DE6;&#x79FB;<span class="hljs-number">1</span>&#x4F4D;&#xFF0C;&#x76F8;&#x5F53;&#x4E8E;*<span class="hljs-number">2</span>
&gt;&gt;        &#x53F3;&#x79FB;            &gt;&gt; <span class="hljs-number">1</span> &#x53F3;&#x79FB;<span class="hljs-number">1</span>&#x4F4D;&#xFF0C;&#x76F8;&#x5F53;&#x4E8E;//<span class="hljs-number">2</span>
</code></pre>
<hr>
<h2 id="&#x6210;&#x5458;&#x8FD0;&#x7B97;&#x7B26;">&#x6210;&#x5458;&#x8FD0;&#x7B97;&#x7B26;</h2>
<ul>
<li>&#x68C0;&#x6D4B;&#x53D8;&#x91CF;&#x662F;&#x5426;&#x5728;&#x5BB9;&#x5668;&#x7C7B;&#x6570;&#x636E;&#x4E2D;</li>
</ul>
<pre><code class="lang-python">in &#xFF1A;
    &#x53D8;&#x91CF; in &#x5BB9;&#x5668;&#x7C7B;&#x6570;&#x636E;&#xFF08;string,list,tuple,set,dict&#xFF09;&#xFF0C;&#x68C0;&#x6D4B;&#x5B57;&#x5178;&#x7684;&#x65F6;&#x5019;&#xFF0C;&#x53EA;&#x68C0;&#x6D4B;&#x5B57;&#x5178;&#x7684;&#x952E;
    &#x68C0;&#x6D4B;&#x53D8;&#x91CF;&#x662F;&#x4E0D;&#x662F;&#x5728;&#x5BB9;&#x5668;&#x4E2D;
&#x4F8B;&#x5982;&#xFF1A;
tuple1 = (1,2,3)
val1 = 2 in tuple1
print(val1)
----&gt;True

not in :
    &#x53D8;&#x91CF; not in &#x5BB9;&#x5668;&#x7C7B;&#x6570;&#x636E;
    &#x68C0;&#x6D4B;&#x53D8;&#x91CF;&#x662F;&#x4E0D;&#x662F;&#x4E0D;&#x5728;&#x5BB9;&#x5668;&#x4E2D;
&#x4F8B;&#x5982;&#xFF1A;
tuple2 = (1,2,3)
val2 = 2 not in tuple2
print(val2)
----&gt;False
</code></pre>
<hr>
<h2 id="&#x8EAB;&#x4EFD;&#x8FD0;&#x7B97;&#x7B26;">&#x8EAB;&#x4EFD;&#x8FD0;&#x7B97;&#x7B26;</h2>
<p>&#x5224;&#x65AD;&#x4E24;&#x4E2A;&#x53D8;&#x91CF;&#x5728;&#x5185;&#x5B58;&#x4E2D;&#x7684;&#x5730;&#x5740;&#x662F;&#x5426;&#x76F8;&#x540C;&#x3002;</p>
<pre><code class="lang-python">is&#xFF1A;
    &#x68C0;&#x6D4B;&#x4E24;&#x4E2A;&#x53D8;&#x91CF;&#x662F;&#x5426;&#x662F;&#x540C;&#x4E00;&#x4E2A;&#x503C;
&#x4F8B;&#x5982;&#xFF1A;
val = 6
num = &quot;6&quot;
result = val is num
----&gt;False

is not&#xFF1A;
    &#x68C0;&#x6D4B;&#x4E24;&#x4E2A;&#x53D8;&#x91CF;&#x662F;&#x5426;&#x4E0D;&#x662F;&#x540C;&#x4E00;&#x4E2A;&#x503C;
&#x4F8B;&#x5982;&#xFF1A;
val = 6
num = 6
result = val is not num
----&gt;False
</code></pre>
<hr>
<h2 id="&#x8FD0;&#x7B97;&#x4F18;&#x5148;&#x7EA7;&#x7684;&#x95EE;&#x9898;">&#x8FD0;&#x7B97;&#x4F18;&#x5148;&#x7EA7;&#x7684;&#x95EE;&#x9898;</h2>
<p>&#x4F8B;&#x5982;&#xFF1A;&#x5728;&#x6570;&#x5B66;&#x4E2D;&#xFF0C;1+5x2&#xFF0C;&#x4E58;&#x6CD5;&#x4F1A;&#x4F18;&#x5148;&#x8FD0;&#x7B97;&#x3002;
&#x6211;&#x4EEC;&#x7684;Python&#x7A0B;&#x5E8F;&#x4E5F;&#x662F;&#x4E00;&#x6837;&#x7684;&#xFF0C;&#x4E00;&#x4E2A;&#x8FD0;&#x7B97;&#x4E2D;&#x5B58;&#x5728;&#x591A;&#x4E2A;&#x8FD0;&#x7B97;&#x7B26;&#x65F6;&#xFF0C;&#x7CFB;&#x7EDF;&#x4E5F;&#x6709;&#x5B83;&#x81EA;&#x5DF1;&#x7684;&#x4E00;&#x5957;&#x4F18;&#x5148;&#x7EA7;&#x7684;&#x89C4;&#x5219;&#x3002;
Python&#x7684;&#x8FD0;&#x7B97;&#x4F18;&#x5148;&#x7EA7;&#x89C4;&#x5219;&#x5982;&#x4E0B;&#xFF0C;&#x4ECE;&#x4E0A;&#x5411;&#x4E0B;&#x6309;&#x7167;&#x4F18;&#x5148;&#x7EA7;&#x7684;&#x7531;&#x9AD8;&#x5411;&#x4F4E;&#x4F9D;&#x6B21;&#x6392;&#x5E8F;
&#x4F46;&#x662F;&#x6211;&#x4EEC;&#x5E76;&#x4E0D;&#x63A8;&#x8350;&#x5404;&#x4F4D;&#x6B7B;&#x8BB0;&#x786C;&#x80CC;&#xFF0C;&#x56E0;&#x4E3A;&#x6211;&#x4EEC;&#x81EA;&#x5DF1;&#x5199;&#x7A0B;&#x5E8F;&#x9047;&#x5230;&#x4F18;&#x5148;&#x7EA7;&#x95EE;&#x9898;&#x53EF;&#x4EE5;&#x4F7F;&#x7528;()&#x89E3;&#x51B3;&#xFF0C;&#x66F4;&#x65B9;&#x4FBF;&#xFF0C;&#x4E5F;&#x66F4;&#x6613;&#x8BFB;&#x3002;</p>
<pre><code>**                         &#x6307;&#x6570;(&#x6700;&#x9AD8;&#x4F18;&#x5148;&#x7EA7;)
~ + -                      &#x6309;&#x4F4D;&#x7FFB;&#x8F6C;&#xFF0C; &#x4E00;&#x5143;&#x52A0;&#x53F7;&#x548C;&#x51CF;&#x53F7;(&#x6700;&#x540E;&#x4E24;&#x4E2A;&#x7684;&#x65B9;&#x6CD5;&#x540D;&#x4E3A; +@ &#x548C; -@)
* / % //                   &#x4E58;&#xFF0C;&#x9664;&#xFF0C;&#x53D6;&#x6A21;&#x548C;&#x53D6;&#x6574;&#x9664;
+ -                        &#x52A0;&#x6CD5;&#x51CF;&#x6CD5;
&gt;&gt; &lt;&lt;                      &#x53F3;&#x79FB;&#xFF0C;&#x5DE6;&#x79FB;&#x8FD0;&#x7B97;&#x7B26;
&amp;                          &#x4F4D; &apos;AND&apos;
^ |                        &#x4F4D;&#x8FD0;&#x7B97;&#x7B26;
&lt;= &lt; &gt; &gt;=                  &#x6BD4;&#x8F83;&#x8FD0;&#x7B97;&#x7B26;
&lt;&gt; == !=                   &#x7B49;&#x4E8E;&#x8FD0;&#x7B97;&#x7B26;
= %= /= //= -= += *= **=   &#x8D4B;&#x503C;&#x8FD0;&#x7B97;&#x7B26;
is is not                  &#x8EAB;&#x4EFD;&#x8FD0;&#x7B97;&#x7B26;
in not in                  &#x6210;&#x5458;&#x8FD0;&#x7B97;&#x7B26;
not or and                 &#x903B;&#x8F91;&#x8FD0;&#x7B97;&#x7B26;
</code></pre>
                    
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